9 PHOTOGRAPHIC EQUIPMENT; NAMELY, CAMERA HOUSING UNITS, LIGHTS, MOUNTING BRACKETS AND ACCESSORIES, NAMELY SUPPLEMENTARY HANDGRIP UNITS, STROBE CONNECTOR ASSEMBLIES, CLOSE-UP FILTERS, DIOPTER LENSES, VIEWFINDER UNITS AND PARTS THEREFOR; UNDERWATER PHOTOGRAPHIC EQUIPMENT; NAMELY, CAMERA HOUSING UNITS, LIGHTS, MOUNTING BRACKETS AND ACCESSORIES; NAMELY, SUPPLEMENTARY HANDGRIP UNITS, STROBE CONNECTOR ASSEMBLIES, PORT ASSEMBLIES, PORT LENSES, CLOSE-UP FILTERS, DIOPTER LENSES, VIEWFINDER UNITS AND PARTS THEREFOR